Inventor · disambiguated record
Manuel Z. Gregorio
Also filed as: GREGORIO MANUEL Z
7 granted patents·183 citations·filing 1989–1997
87Inventor score
Files withSUN CHEMICAL CORP7
Top patents by PatentIndex Score
7 records- 0195US4946509ADiarylide pigment compositionsSUN CHEMICAL CORP·Filed 1989·Granted Aug 7, 1990·75 cites·20 claims
- 0289US4946508ADisazo pyrazolone pigment compositionsSUN CHEMICAL CORP·Filed 1989·Granted Aug 7, 1990·26 cites·11 claims
- 0387US5024698AMonoazo pigment compositionsSUN CHEMICAL CORP·Filed 1990·Granted Jun 18, 1991·28 cites·16 claims
- 0465US5904878AFluorescent orange azo pigmentsSUN CHEMICAL CORP·Filed 1997·Granted May 18, 1999·22 cites·29 claims
- 0559US5863459AFluorescent yellow azo pigmentsSUN CHEMICAL CORP·Filed 1997·Granted Jan 26, 1999·19 cites·46 claims
- 0648US5021090AWater-based diarylide pigment compositionsSUN CHEMICAL CORP·Filed 1989·Granted Jun 4, 1991·10 cites·14 claims
- 0747US5575843AProcess for improving color value of a pigmentSUN CHEMICAL CORP·Filed 1994·Granted Nov 19, 1996·3 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →